Spherical trigonometryJ. Noon, 1736 |
Inni boken
Resultat 1-5 av 100
Side 19
... Problems of the Orthographical Projection of the Sphere , or Analemma . B PROBLEM 1 . Y the Sector to defcribe an Ellipfis , having the Tranfverfe and Conjugate Diameters gi- ven . VOL . II . D 2 Practice . 160 . 130 20 10 Pradlice . 와 ...
... Problems of the Orthographical Projection of the Sphere , or Analemma . B PROBLEM 1 . Y the Sector to defcribe an Ellipfis , having the Tranfverfe and Conjugate Diameters gi- ven . VOL . II . D 2 Practice . 160 . 130 20 10 Pradlice . 와 ...
Side 20
... PROBLEM II . To divide a right Circle in the Plane of the Pro- jection into its proper Degrees . Practice Practice . EG B Let the Right Circle projected be Problems of the Orthog . Projection . To divide a Right Circle into its proper ...
... PROBLEM II . To divide a right Circle in the Plane of the Pro- jection into its proper Degrees . Practice Practice . EG B Let the Right Circle projected be Problems of the Orthog . Projection . To divide a Right Circle into its proper ...
Side 21
... PROBLEM III . To divide an Oblique Circle , in the Plane of the Projection , into its proper Degrees . Practice K G H Practice Degrees from B to F ; Problems of the Orthog . Projection . 21 To divide an Oblique Circle into its proper grees.
... PROBLEM III . To divide an Oblique Circle , in the Plane of the Projection , into its proper Degrees . Practice K G H Practice Degrees from B to F ; Problems of the Orthog . Projection . 21 To divide an Oblique Circle into its proper grees.
Side 22
... PROBLEM IV . To project , on the Plane of the Solftitial Colure , ( which in this Cafe is the Plane of the ... Problems of the Orthog . Projection . To project the Sphere on the Solftitial Colure.
... PROBLEM IV . To project , on the Plane of the Solftitial Colure , ( which in this Cafe is the Plane of the ... Problems of the Orthog . Projection . To project the Sphere on the Solftitial Colure.
Side 23
... the great and small Circles at right Angles to the Plane of the Projection are to be drawn by the Sector , or Scale of Chords . PRO- PROBLEM V. To defcribe the Hour Circles , Azimuths , Problems of the Orthog . Projection . 23 .
... the great and small Circles at right Angles to the Plane of the Projection are to be drawn by the Sector , or Scale of Chords . PRO- PROBLEM V. To defcribe the Hour Circles , Azimuths , Problems of the Orthog . Projection . 23 .
Innhold
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Vanlige uttrykk og setninger
adjacent Angle alfo Altitude Analemma Analogy Arch Azimuth Bafe Baſe becauſe BIFH Cafe Center Chords Circles of Latitude Co-fine Co-tangent Colure Complement confequently Cufp Declination defcribe Degrees Demonftration Dial Diameter Diſtance draw E. D. THEOREM Eaft Ecliptic equal Equinoctial faid fame fhall fhew find the Angle find the Hypothenufe find the Leg find the Side firft firſt folving fuch fuppofe given the Side Globe greateſt half Sum Half-Tangent Horizon Hour-Lines Houſes Interfection laft Latitude leffer lefs Longitude meaſured Meridian muſt North Numbers Oblique Circle oppofite paffeth Parallel Perpendicular Plane recline Pofition Point Pole Prime Vertical Prob PROBLEM Projection Quadrant Radius Reclining Plane Right Afcenfion Right Line Right-angled Spherical Triangles Scheme Semicircle Sine Sine of half Sphere Spherical Angle Spherical Trigonometry Sun's Tangent of half thefe theſe thofe thoſe Tropic of Capricorn Weft Wherefore whofe
Populære avsnitt
Side 75 - The three angles of a spherical triangle are together greater than two right angles and less than six right angles. Let A, B, C be the angles of a spherical triangle ; let a', b', o' be the sides of the polar triangle. Then by Art. 30, a...
Side 185 - TO THEIR DIFFERENCE ; So IS THE TANGENT OF HALF THE SUM OF THE OPPOSITE ANGLES', To THE TANGENT OF HALF THEIR DIFFERENCE.
Side 186 - The cosine of half the sum of two sides of a spherical triangle is to the cosine of half their difference as the cotangent of half the included angle is to the tangent of half the sum of the other two angles.
Side 186 - The cosine of half the sum of two angles of a spherical triangle is to the cosine of half their difference as the tangent of half the included side is to the tangent of half the sum of the other two sides.
Side 186 - The sine of half the sum of two angles of a spherical triangle is 'to the sine of half their difference as the tangent of half the included side is to the tangent of half the difference of the other two sides.
Side 241 - It commences in the morning and ends in the evening, when the sun is 18° below the horizon.
Side 5 - Equinoctial (counted from the beginning of Aries) which cometh to the Meridian with the Sun or Stars, or with any portion of the Eclyptick.
Side 365 - Dialogue, adapted purpofely to the Capacities of the Youth of both Sexes ; and adorned and illuftrated with variety of Copper- Plates.
Side 75 - Side *»» is the Supplement of the Angle H, and the Angle E of the Side G D.
Side 205 - Superficies to M ; And, as two right Angles are to F, So is half the fpherical Superficies to K.